Jasim, H.A. et al. 2026. The Impact of miRNA-34a expression, RETN Genetic Polymorphism and Protein Level on Breast Cancer Progression. Asian Pacific Journal of Cancer Biology. 11, 2 (May 2026), 507–512. DOI:https://doi.org/10.31557/apjcb.2026.11.2.507-512.